重构：模块化项目结构，分离配置、路由、摄像头管理器，添加健康检查，更新Dockerfile和启动脚本

app/__init__.py

@@ -0,0 +1,43 @@
+"""
+Flask应用工厂
+"""
+import logging
+from flask import Flask
+from .config import DEBUG, SECRET_KEY, HOST, PORT
+from .health import register_health_routes
+from .routes.main import register_main_routes
+
+def create_app():
+    """创建Flask应用实例"""
+    app = Flask(__name__,
+                static_folder='../static',
+                template_folder='templates')
+    
+    # 配置
+    app.config['DEBUG'] = DEBUG
+    app.config['SECRET_KEY'] = SECRET_KEY
+    
+    # 配置日志
+    configure_logging(app)
+    
+    # 注册路由
+    register_health_routes(app)
+    register_main_routes(app)
+    
+    return app
+
+def configure_logging(app):
+    """配置日志"""
+    if not app.debug:
+        # 在生产环境中，将日志输出到文件
+        import logging
+        from logging.handlers import RotatingFileHandler
+        
+        file_handler = RotatingFileHandler('multi_camera.log', maxBytes=10240, backupCount=10)
+        file_handler.setFormatter(logging.Formatter(
+            '%(asctime)s - %(levelname)s - %(message)s'
+        ))
+        file_handler.setLevel(logging.INFO)
+        app.logger.addHandler(file_handler)
+        app.logger.setLevel(logging.INFO)
+        app.logger.info('多摄像头监控系统启动')